Alert archive / Illinois / Tornado Warnings in 2009

Tornado Warning 50, NWS St. Louis, MO

June 19, 2009Fayette County, Marion County, Illinois

NWS St. Louis, MO issued this tornado warning at Jun 19, 2009, 7:19 PM CDT for Fayette County, Marion County, Illinois. It was in force for 41 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 19, 2009, 7:19 PM CDT (00:19 UTC)
Expired: Jun 19, 2009, 8:00 PM CDT
In force: 41 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon

Counties Fayette County, IL, Marion County, IL

The radar

The Evansville,IN radar (KVWX), 128 km from the middle of the area, began a volume at 00:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Jun 19, 7:30 PM CDT	FUNNEL CLOUD	7 Ese Vandalia, IL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.3 hours before the alert went out and 141 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 440 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 1136 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 305 m²/s²
0-3 km storm-relative helicity: 327 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KLSX 200019
TORLSX
ILC051-121-200100-
/O.NEW.KLSX.TO.W.0050.090620T0019Z-090620T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
719 PM CDT FRI JUN 19 2009

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL FAYETTE COUNTY IN SOUTH CENTRAL ILLINOIS...
  NORTHEASTERN MARION COUNTY IN SOUTH CENTRAL ILLINOIS...

* UNTIL 800 PM CDT

* AT 719 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR SHOBONIER...OR 5 MILES SOUTH OF VANDALIA...
  AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SHOBONIER...
  BROWNSTOWN...
  KINMUNDY...
  FARINA...
  ST. PAUL...
  AVENA...
  ST. JAMES...
  LOOGOOTEE...
  ST. PETER...
  LA CLEDE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES
OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF
NO SHELTER IS AVAILABLE... LIE FLAT IN THE NEAREST DITCH OR OTHER LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.

&&

LAT...LON 3886 8923 3905 8914 3899 8881 3892 8880
      3892 8870 3874 8870
TIME...MOT...LOC 0020Z 274DEG 27KT 3890 8910

$$

KANOFSKY

1 follow-up statement

000 
WWUS53 KLSX 200031
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
731 PM CDT FRI JUN 19 2009

ILC051-121-200100-
/O.CON.KLSX.TO.W.0050.000000T0000Z-090620T0100Z/
MARION IL-FAYETTE IL-
731 PM CDT FRI JUN 19 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR CENTRAL
FAYETTE AND NORTHEASTERN MARION COUNTIES...

AT 729 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD 1 
MILE EAST OF HAGERSTOWN. THIS TORNADO WAS LOCATED NEAR ST. PAUL...OR 
10 MILES SOUTHEAST OF VANDALIA...MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
FARINA...ST. JAMES...LOOGOOTEE...ST. PETER AND LA CLEDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES
OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF
NO SHELTER IS AVAILABLE... LIE FLAT IN THE NEAREST DITCH OR OTHER LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THIS IS A SUPERCELL THUNDERSTORM. IN ADDITION TO TORNADOES...
SUPERCELLS ARE CAPABLE OF PRODUCING EXTREMELY LARGE HAIL AND
DESTRUCTIVE STRAIGHT LINE WINDS. ACT QUICKLY AND MOVE TO SAFETY
INSIDE A STURDY SHELTER...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM
ON THE LOWEST FLOOR.

&&

LAT...LON 3886 8905 3898 8897 3899 8881 3892 8880
      3892 8870 3874 8870
TIME...MOT...LOC 0031Z 281DEG 37KT 3891 8891

$$

TILLY

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 19, 7:06 PM CDT	Tornado Warning	LSX	Bond, Fayette	39 min
Jun 19, 7:24 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Marion	51 min
Jun 19, 7:27 PM CDT	Areal Flood Advisory	LSX	Fayette	6 hr
Jun 19, 7:40 PM CDT	Severe Thunderstorm Warning	LSX	Marion	25 min
Jun 19, 7:55 PM CDT	Tornado Warning	LSX	Marion	35 min
Jun 19, 7:59 PM CDT	Severe Thunderstorm Warning	LSX	Marion	34 min
Jun 19, 8:09 PM CDT	Severe Thunderstorm Warning	LSX	Fayette, Montgomery	36 min
Jun 19, 8:14 PM CDT	Tornado Warning	LSX	Marion	31 min
Jun 19, 8:44 PM CDT	Severe Thunderstorm Warning	LSX	Fayette	15 min
Jun 20, 12:46 AM CDT	Severe Thunderstorm Warning	LSX	Clinton, Marion, Saint Clair, Washington	44 min
Jun 20, 2:06 PM CDT	Excessive Heat Watch	LSX	Madison, Saint Clair	14 hr
Jun 20, 6:34 PM CDT	Areal Flood Advisory	LSX	Bond, Montgomery	6 hr
Jun 20, 6:53 PM CDT	Flash Flood Warning	LSX	Fayette	6 hr

Nearby

Tornado Warnings in Illinois, 2009 Every tornado warning in 2009 Tornadoes in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.